000 00419 a2200169 4500
020 _a8181283430
082 _a621.382
_bBAR
090 _c3811
_d4724
100 _aBarry, John R.
245 _aDigital communication
260 _aNew Delhi
_bSpringer
_c2004
_g2004
300 _axi,838p.
_c24cm
650 _aCOMMUNICATIONS ENGINEERING
700 _aLee, Edward A
700 _aMesserschmitt, David G.
942 _cPR
999 _c32805
_d32805